Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e541ff0f7373c654ffe6c2027784fa689b5fc5c4896d88f850a51faaf8b7ef27:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^